Question

tell me the use of the spell oblivate (Harry Potter)​

Answer 1

Obliviate is used to remove the memory of a particular person. The person on which you are using this spell makes him/her loose all his/her memory

Answer 2

Explanation:

"If there's one thing I pride myself on, it's my Memory Charms." The Memory Charm (Obliviate), also known as the Forgetfulness Charm, is a charm that can be used to erase specific memories from an individual's mind. It is different from the charm that creates false memories.